1520     int var_size = -1;  in check_header_variable()  local
1528             var_size = bytestream2_get_le32(gb);  in check_header_variable()
1530             if (var_size > bytestream2_get_bytes_left(gb))  in check_header_variable()
1531                 var_size = 0;  in check_header_variable()
1541     return var_size;  in check_header_variable()
1608         int var_size;  in decode_header()  local
1643         if ((var_size = check_header_variable(s, "channels",  in decode_header()
1646             if (!var_size) {  in decode_header()
1651             bytestream2_init(&ch_gb, gb->buffer, var_size);  in decode_header()
1790         } else if ((var_size = check_header_variable(s, "dataWindow", "box2i",  in decode_header()
1793             if (!var_size) {  in decode_header()
1818         } else if ((var_size = check_header_variable(s, "displayWindow",  in decode_header()
1822             if (!var_size) {  in decode_header()
1836         } else if ((var_size = check_header_variable(s, "lineOrder",  in decode_header()
1839             if (!var_size) {  in decode_header()
1853         } else if ((var_size = check_header_variable(s, "pixelAspectRatio",  in decode_header()
1855             if (!var_size) {  in decode_header()
1863         } else if ((var_size = check_header_variable(s, "compression",  in decode_header()
1865             if (!var_size) {  in decode_header()
1879         } else if ((var_size = check_header_variable(s, "tiles",  in decode_header()
1909         } else if ((var_size = check_header_variable(s, "writer",  in decode_header()
1913             bytestream2_get_buffer(gb, key, FFMIN(sizeof(key) - 1, var_size));  in decode_header()
1917         } else if ((var_size = check_header_variable(s, "framesPerSecond",  in decode_header()
1919             if (!var_size) {  in decode_header()
1928         } else if ((var_size = check_header_variable(s, "chunkCount",  in decode_header()
1934         } else if ((var_size = check_header_variable(s, "type",  in decode_header()
1938             bytestream2_get_buffer(gb, key, FFMIN(sizeof(key) - 1, var_size));  in decode_header()
1939             if (strncmp("scanlineimage", key, var_size) &&  in decode_header()
1940                 strncmp("tiledimage", key, var_size))  in decode_header()
1944         } else if ((var_size = check_header_variable(s, "preview",  in decode_header()